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Terms containing Rockwell hardness number | all forms | in specified order only
SubjectEnglishChinese
avia.Rockwell hardness number洛氏硬度数
earth.sc.Rockwell Hardness Number洛氏硬度〔值〕
oil.proc.Rockwell hardness number洛氏硬度值
tech.Rockwell hardness number洛氏硬度
gen.Rockwell hardness number洛氏硬度〔数〕
met.Rockwell superficial hardness number洛氏表面硬度值